Preeda Rajasekaran John A. Miller Kunal Verma Amit P. Sheth Enhancing Web Services Description and Discovery to Facilitate Composition. 55-68 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3387&spage=55 2004 conf/semweb/2004swswpc SWSWPC db/conf/semweb/swswpc2004.html#RajasekaranMVS04